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/*
* Copyright 2010, The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _FRAMEWORKS_COMPILE_SLANG_SLANG_DIAGNOSTIC_BUFFER_H_ // NOLINT
#define _FRAMEWORKS_COMPILE_SLANG_SLANG_DIAGNOSTIC_BUFFER_H_
#include <set>
#include <string>
#include "clang/Basic/Diagnostic.h"
#include "llvm/Support/raw_ostream.h"
namespace llvm {
class raw_string_ostream;
}
namespace slang {
// The diagnostics consumer instance (for reading the processed diagnostics)
class DiagnosticBuffer : public clang::DiagnosticConsumer {
private:
// We keed track of the messages that have been already added to this
// diagnostic buffer, to avoid duplicates. This can happen because for a
// given script we'll usually compile for both 32 and 64 bit targets.
std::set<std::string> mIncludedMessages;
std::string mDiags;
std::unique_ptr<llvm::raw_string_ostream> mSOS;
public:
DiagnosticBuffer();
virtual ~DiagnosticBuffer();
virtual void HandleDiagnostic(clang::DiagnosticsEngine::Level DiagLevel,
const clang::Diagnostic &Info) override;
inline const std::string &str() const {
mSOS->flush();
return mDiags;
}
inline void reset() {
mIncludedMessages.clear();
mSOS.reset();
mDiags.clear();
}
};
} // namespace slang
#endif // _FRAMEWORKS_COMPILE_SLANG_SLANG_DIAGNOSTIC_BUFFER_H_ NOLINT
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